Skate vs Sierra
Sierra builds AI agents for customer service across chat, SMS, email and voice.
| Feature | Skate | Sierra |
|---|---|---|
| Does the task in your app | Yes. Clicks, fills and navigates your UI as the signed-in user. | Through tool calls into your systems. Acting in a web UI is not stated. |
| Answers questions | Yes, from what is on the page. | Yes. |
| Guides with tours | No tours. It does the task instead. | Not stated. |
| Checks the result | Yes. Reads the page before it says done. | Simulations and regression tests before launch. A live check after each action is not stated. |
| Install | One script tag. | Sales-led. No embed docs found. |
When to pick Sierra
- You run high-volume consumer support across many channels.
- Your actions live in systems with APIs.
- You want outcome-based pricing.
When to pick Skate
- The task lives in your app’s UI.
- You want to start with one script tag.
- You want the result checked on the page.
Checked 1 Oct 2026, from their public site: sierra.ai, Agent Studio, Simulations. Spot an error? Tell us.